Flutter Mane
Moves: Dazzling Gleam, Icy Wind, Poltergeist, Mystical Fire
Item: Assault Vest
Ability: Protosynthesis
Tera Type: Fairy
Nature: Modest
EVs: HP 108, Def 148, SP. ATK 252

Koraidon
Moves: Close Combat, Dragon Claw, Flame Charge, Flare Blitz
Item: Life Orb
Ability: Orichalcum Pulse
Tera Type: Fire
Nature: Adament
EVs: HP 84, ATK 176, Def 124, SP. Def 124

Gastrodon
Moves: Ice Beam, Clear Smog, Recover, Muddy Water
Item: Leftovers
Ability: Storm Drain
Tera Type: Flying
Nature: Bold
EVs: HP 232, Def 108, SP. ATK 108, SP. Def 60

Grimmsnarl
Moves: Sucker Punch, Taunt, Thunder Wave, Parting Shot
Item: Mental Herb
Ability: Prankster
Tera Type: Steel
Nature: Relaxed
EVs: HP 252, Def 140, SP. Def 116

Sinistcha
Moves: Matcha Gotcha, Life Dew, Rege Powder, Protect 
Item: Rocky Helmet
Ability: Hospitality
Tera Type: Normal
Nature: Timid
EVs: HP 212, Def 44, SP. Def 252

Calyrex-Ice
Moves: Glacial Lance, Leech Seed, Swords Dance, Baton Pass
Item: Safety Goggles
Ability: As One (Glastrier)
Tera Type: Water
Nature: Brave
EVs: HP 116, ATK 96, Def 116, SP. Def 180